| Place Name | Oblong |
| Place Type | Village |
| ZIP Code(s) | 62449 |
| County | Crawford County |
| Area Code(s) | 618 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 1,484 |
| Population Growth Rate (2010-19) | -6.48% |
| Majority Ethnicity | White 97.5% |
| US Congressional District(s) | Illinois 15th |
| State House Districts | 110 |
| State Senate Districts | 55 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.5% |
| African American | 1.59% |
| Hispanic | 0.08% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.83% |